41 |
|
#define tsin sin |
42 |
|
#define ttan tan |
43 |
|
#else |
44 |
< |
/* table-based cosine approximation */ |
44 |
> |
/* table-based approx in tcos.c */ |
45 |
|
#define tsin(x) tcos((x)-(PI/2.)) |
46 |
|
#define ttan(x) (tsin(x)/tcos(x)) |
47 |
|
#endif |
48 |
– |
|
49 |
– |
/* VC 2015 has those defined (XXX possibly earlier?) */ |
50 |
– |
#if ((defined(_WIN32) || defined(_WIN64)) \ |
51 |
– |
&& (!defined(_MS_VER) || _MS_VER < 1900)) |
52 |
– |
extern double erf(double x); |
53 |
– |
extern double erfc(double x); |
54 |
– |
#endif |
48 |
|
/* defined in xf.c */ |
49 |
|
extern int xf(XF *ret, int ac, char *av[]); |
50 |
|
extern int invxf(XF *ret, int ac, char *av[]); |
61 |
|
} |
62 |
|
#endif |
63 |
|
#endif /* _RAD_RTMATH_H_ */ |
71 |
– |
|